.blank_range{
    position: absolute;
    left: 200px;
    top:200px;
    width: 500px;
    height: 500px;
}

.rotating_center {
    position: absolute;
    left: 50px;
    top: 50px;
    background: url(center.png) no-repeat;
    background-size: contain;
    height: 30px;
    width: 30px;
    cursor: pointer;
    text-align: center;
    color: transparent;
}
/*显示全景点圆圈by lujian*/
#div_frame {
    position: absolute;
    width: 200px;
    height: 200px;
    left: -100px;
    top: -100px;
    z-index: 999;
}

.radmenu {
    position: absolute;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    z-index: 999;
}

.radmenu > a.show {
    display: flex !important;
}

.radmenu li {
    position: absolute;
    -webkit-transform: translate3d(0, 0, 0);
    transform: translate3d(0, 0, 0);
    transition: all 1s ease;
}

.radmenu .selected + ul > li > a {
    display: flex;
    background:url(second_branch.png) no-repeat;
}